IRRAX™SLEEVE SNHM

[Halogen-free flame-retarded medium wall tubing]

■ Halogen-free
■ Reduced acidic gas emission and smoke generation in case of fire
■ Flame-retarded
■ High shrink ratio, 3:1
■ Excellent encapsulation

  • moisture resistance Dual
  • Flame Retarded

Applications

  • ■ Protection of cables and pipes for mass transit vehicles and ships or in tunnels and buildings
    ■ Encapsulation of connectors and cables

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Basic Properties

Category Heat-shrinkable tubing
Material Cross-linked flexible flame-retarded polyolefin
Flammability Flame Retarded
Shrink temperature min. 110℃
Shrink ratio min. 50%
Longitudinal change min. -15℃
Continuous operating temperature -30 to 105℃
Specifications/Approvals SFP standard
Marking on Surface
Available colors Black
Flexibility Flexible
Environmental Compliance Halogen-free,RoHS,ELV
Industry Construction machinery,Industrial machinery,Electronics

Features

Properties Items Requirements Typical values*1
Mechanical Tensile strength*3 (before aging)
Tensile strength*3 (after aging)
Elongation (before aging)
Elongation (after aging)
Low temperature flexibility
Hardness (Shore D)
min. 7.8MPa
140℃ x 168 hours, min. 70%
min. 200%
140℃ x 168 hours, min. 100%
-30℃ x 1 hour, no crack
11.3MPa
96%
530%
320%
Pass
42
Electrical Volume resistivity min. 1.0 x 1012Ω・cm 8.0 x 1014Ω・cm
Chemical Weather resistance for 4,000 hours
  Tensile strength
  Elongation
Flammability*2
Oxygen index
Copper mirror corrosion: 175℃ x 16 hours
Smoke generation
  Flaming mode
  Non-flaming mode
Chlorine gas generation



Flame-retarded

No corrosion




98%
72%
Flame-retarded
26
Pass

50
150
0mg/g

*1: For reference use only
*2: Combustion Standards for Railway Vehicle Materials by Japan Railway Rolling Stock & Machinery Association
*3: Calculated by using outer cross section

Sizes

Nominal size(mm) Supplied ID(mm) Recovered ID(mm) Unit length(min.)(mm)
Inside diameter(min.) Inside diameter*(max.) Wall thickness*(nom.)
7/25-900 23.0 7.0 1.50 900
11/25-900 25.0 11.0 1.70 900
16/40-900 40.0 16.0 1.70 900
20/50-900 50.0 20.0 1.70 900
24/65-900 65.0 24.0 2.30 900
28/75-900 75.0 28.0 2.30 900
32/85-900 85.0 32.0 2.30 900
33/110-900 110.0 33.0 2.00 900
55/150-900 150.0 55.0 3.00 900
  • *: Outer layer only
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